Spell Power Mastery [SR08-EN022] Super Rare BT8-023_PR " As long as this

" As long as this card remains face-up on your side of the field

But uncovering it is a near impossible task

This card cannot be Destroyed as a result of battle

you can remove from play 1 face-up monster on the field

Spell Power Mastery [SR08-EN022] Super Rare BT8-023_PR " As long as thisSet: Structure Deck: Order of the Spellcasters Card type: Normal Spell Rarity: Super Rare Add 1 "Endymion" card from your Deck to your hand, then you can count the number of "Spell Power Mastery" and "Spell Power Grasp" you control and or have in your GY, and place that many Spell Counters among card(s) you control that you can place a Spell Counter on. You can only activate 1 "Spell Power Mastery" per turn.